Lightweight, proven in the field and loaded with value, the Speed 4.0 8" AR 670-1 is crafted with suede leather and 1200D nylon for durability. The internal cushioning comes from Force Foam® heel cushioning and an Ortholite® footbed. The ASTM slip- and oil-resistant outsole is stitched for hard use and 5.11's Heat Deflect material helps shield your feet from the heat of the pavement. This boot is AR 670-1 Compliant for US Army Wear w/ MultiCam and OCP